Patent US3436941A successfully refreshed from Google Patents.
US3436941A
Expired / Lapsed
US
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Combination lock with cam-operated tumblers and sequentially engageable tumbler stops
Assignee: Mosler Safe Co
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Filing: 1967-05-29
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Granted: 1969-04-08
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Expires: 1987-05-29
Abstract
No abstract record available.
Inventors
- 👤 Anthony J Potzick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:46
CPC Classifications
E; E05; E05B; E05B37/00; E05B37/04; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7153; Y10T70/7181; Y10T70/7198; Y10T70/7237; Y10T70/726; Y10T70/7271; Y10T70/7288; Y10T70/7299; Y10T70/7322; Y10T70/7328; Y10T70/7333; Y10T70/735; Y10T70/7367; Y10T70/739
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |